Knowledge base for software setup, errors, and daily tool work.

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix Windows 11 WiFi No Internet Due to Proxy Settings

If your Windows 11 laptop shows full WiFi bars but browsers say “No internet,” a common culprit i...

Reset Network Settings in Windows 11 When You Have No Internet

If you're reading this, you probably can't get online in Windows 11. The network icon in ...

Fix Docker Volume Permission Denied for Nginx

When running Nginx in a Docker container with a bind-mounted volume for static files, you might s...

Fix Windows Security App Configuration Error

When you open Windows Security and see a message like "Your IT administrator has limited acce...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist